Fig. 3From: Impact of data source choice on multimorbidity measurement: a comparison study of 2.3 million individuals in the Welsh National Health ServiceVenn diagrams of concordance between data sources for 47 long-term conditions by ICD-10 body system. Red represents people identified as having each condition in primary care (PC) and blue represents people identified in hospital inpatient (HI) datasources. Area of cross-over represents individuals identified as having each condition in both data sourcesBack to article page